Herbert Lütkestratkötter

CIMIC Group Ltd. is engaged in the operations of infrastructure, resources, and property markets. It operates through the following segments: Construction, Services, and Corporate & Investments. The company was founded by Stanley Ellis Leighton in 1949 and is headquartered in North Sydney, Australia.

TK Elevator GmbH engages in the manufacture, sale, and distribution of passenger transportation systems. Its products include passenger and freight elevators, escalators, moving walks, passenger boarding bridges, as well as stair and platform lifts. It also provides maintenance, real-time troubleshooting, and remote monitoring services. The company was founded in 1865 and is headquartered in Essen, Germany.

Part of ACS Actividades de Construcción y Servicios SA, HOCHTIEF Australia Holdings Ltd. provides construction services to residential, industrial, municipal, and commercial sectors. The company is based in Sydney, Australia.

HOCHTIEF Facility Management GmbH provides facility management and real estate development services. It forms part of the international construction-related services group HOCHTIEF, with its global network of specialists. The company was founded in 1996 and is headquartered in Essen, Germany.

TÜV Rheinland AG engages in the provision of technical services. It specializes in the testing, monitoring, development, promotion, and certification of products, equipment, processes, management systems, and services. The firm also qualifies experts and provides training for various industrial sectors. In addition, it engages in the research on and development of new technologies, development of new safety standards, as well as implementation of scientific research projects. The company was founded in 1872 and is headquartered in Cologne, Germany.